OTTAWA, ON (February 2, 2021) The Natural Gas Innovation Fund (NGIF) announced today an investment of $250,000 in Hiller Truck Tech’s (HTT) dual-fuel engine technology for heavy-duty vehicles. During this one-year project, HTT will develop and demonstrate this technology to support the displacement of diesel fuel in heavy-duty vehicles with affordable, low-emission natural gas. HTT, headquartered in Ayr, Ontario, is …